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Tube Elbow NSN 4730-00-481-9391

Item Description

A fitting that forms an angle of less than 180 degrees (3.141 radians) from a straight flow. Both connecting ends have machine threads (straight threads other than pipe or hose series) designed to accommodate a tube or is unthreaded and designed to accommodate a tube. It may have side or heel inlet(s). See also elbow, pipe and connector, multiple, fluid pressure line.

NSN 4730-00-481-9391 NSN: 4730-00-481-9391

Features and Characteristics

Thread Class
3a all ends
End Application
41n helicopter, ch-53a/d/e
Connection Style
Flareless (tube) all ends
Leg Length
2.477 inches 1st end and 2.507 inches 1st end
Connection Type
Threaded external tube all ends
Thready Qty Per Inch (tpi)
12 1st end bulkhead
Thread Size
1.062 inches 1st end bulkhead
Seat Angle
12.0 degrees all ends
Flow Angle
90.0 degrees
Outside Diameter Tube Accommodated
0.750 inches 1st end
Material
Steel comp 304 or steel comp 316 or steel comp 321
Surface Treatment
Passivate outside
Thread Series Designator
Unjf 2nd end
FSC
4730 Railing Fittings Lubrication Tube Pipe Hose
NIIN
004819391
NSN
4730004819391

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
ER833J1210
Cage Code:
50948
Status:
A
MSDS:
Part Number:
ER-833J1210
Cage Code:
01276
Status:
A
MSDS:
Part Number:
AS1008J1210
Cage Code:
81343
Status:
A
MSDS:
Part Number:
LER-833J1210
Cage Code:
00624
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 7307929000
  • NAICS: 332919
  • SITC: 67959
  • Description: Threaded elbows and bends of iron or steel (other than cast iron or stainless steel) for pipes and tubes
  • End Use (Code 12110):
    Iron and steel products, other

Q & A

Frequently asked questions for NSN 4730-00-481-9391
What are the manufacturers of nsn 4730004819391?
Does this nsn 4730004819391 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4730004819391
A fitting that forms an angle of less than 180 degrees (3.141 radians) from a straight flow. both connecting ends have machine threads (straight threads other than pipe or hose series) designed to accommodate a tube or is unthreaded and designed to accommodate a tube. it may have side or heel inlet(s). see also elbow, pipe and connector, multiple, fluid pressure line.
Does nsn 4730004819391 contain any precious metals?
Precious metal content is unknown.
Does nsn 4730004819391 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4730004819391?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
03771
FIIG:
A080B0
App. Key:
A
Cond. Code:
1
Status:
A

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  •   Certificate of Conformance
  •   Quality Inspected Parts
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